package com.sky.controller.admin;

import com.sky.constant.MessageConstant;
import com.sky.result.Result;
import com.sky.utils.AliOssUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.UUID;

@RestController
@Slf4j
@RequestMapping("/admin/common")
@Api(tags = "通用接口")
public class CommonController {
    @Autowired
    private AliOssUtil aliOssUtil;
    /**
     *
     * 文件上传
     */
    @PostMapping("/upload")
    @ApiOperation("文件上传")
    public Result<String> upload(MultipartFile file) {      //mvc会自动将文件封装到里面，file必须和前端名称保持一致
        String originalFilename = file.getOriginalFilename();  //原始文件名包括扩展名
        String extension = originalFilename.substring(originalFilename.lastIndexOf("."));       //扩展名
        String filename = originalFilename.substring(0, originalFilename.lastIndexOf("."));     //原始文件名
        String newFileName = UUID.randomUUID().toString() + filename + extension;

        try {
            String fileUploadPath = aliOssUtil.upload(file.getBytes(), newFileName);   //传文件和文件名
            return Result.success(fileUploadPath);
        } catch (IOException e) {
            log.info("文件上传失败", e);
        }
        return Result.error(MessageConstant.UPLOAD_FAILED);
    }
}
